Sen. Jay Rockefeller (D-WV) is questioning two credit card companies on reports that the companies plan to combine information on consumer purchases and online activity to better serve targeted ads, MediaPost reports. "As a general matter, I am already concerned that privacy protections afforded to American consumers in the commercial marketplace are inadequate, whether they are surfing the World Wide Web, using their smartphones or shopping in their local supermarket," Rockefeller said in a letter to Visa's CEO and a similar one to MasterCard. Rockefeller wants both companies to provide details on their plans. Both companies have said that anonymous data is not linked to individuals. MasterCard released a statement saying it "is confident that we are in a strong position to address Senator Rockefeller's concerns." 
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